J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Amico Chemicals Co. LTD
Telephone 18019252918
Websitehttp://www.amkchem.com 微信:17321281695
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/